191. The automatic execution of low-priority computer programs when higher-priority Programs are not using the system resources is referred as:
     

1. 1. Background processing
      

   
   
   

   2. Foreground processing
      

   
   
   

   3. Null processing
      

   
   
   

   4. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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192. One of the components of CPU which performs mathematical and logical operations:
     

1. 1. ALU
      

   
   
   

   2. Address register
      

   
   
   

   3. Analog
      

   
   
   

   4. Calculator

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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193. One megabyte equals:
     

1. 1. 1000 bytes
      

   
   
   

   2. 10000 bytes
      

   
   
   

   3. 1 million bytes
      

   
   
   

   4. 1 million bits

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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194. Which of the following can handle most system functions that aren’t handled directly by operating system?
     

1. 1. Integrated software
      

   
   
   

   2. Algorithm
      

   
   
   

   3. Vertical-market applications
      

   
   
   

   4. Utilities

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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195. A set of instructions telling the computer what to do is called:
     

1. 1. Operating system
      

   
   
   

   2. Program
      

   
   
   

   3. Complier
      

   
   
   

   4. Instructor

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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